Model Comparison

Claude Sonnet 4.5Gemini 3 Pro (Preview)
Let's see who can write code better - Claude Sonnet 4.5 or Gemini 3 Pro (Preview)

Model Information

Claude Sonnet 4.5

Anthropic

Description

Balanced Claude 4.5 model with excellent performance

Specifications

Context Window200K
Max Output8K
ReleasedSep 2025
API✓

Pricing (per 1M)

In / Out
$3/ $15

Key Features

Balanced performanceAdvanced reasoningCode generationMulti-modal capabilities

Strengths

  • ✓Good price-performance ratio
  • ✓Versatile capabilities
  • ✓Fast inference
  • ✓Strong at most tasks

Weaknesses

  • ✗Not as powerful as Opus
  • ✗Higher cost than Haiku
  • ✗May struggle with very complex tasks

Agent Support

No known agents

Gemini 3 Pro (Preview)

Google

Description

Next-generation Gemini model with advanced capabilities (preview release)

Specifications

Context Window1.0M
Max Output64K
ReleasedNov 2025
API✓

Pricing (per 1M)

In / Out
$2/ $12

Key Features

Massive 1M token contextLarge 64K output windowNext-gen architectureMulti-modal capabilities

Strengths

  • ✓State-of-the-art Gemini model
  • ✓Very large output window
  • ✓Advanced reasoning capabilities
  • ✓Strong multi-modal support

Weaknesses

  • ✗Preview release - may have issues
  • ✗Higher cost than 2.5 models
  • ✗Potentially slower inference

Agent Support

No known agents